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from hashlib import sha1
from pyrocko.guts import Object, Bool
class PluginConfig(Object):
applied = Bool.T(default=False)
def get_hash(self):
sha = sha1()
sha.update(str(self).encode())
return sha.hexdigest()
class Plugin(object):
def __init__(self, scene, config=None):
self.scene = scene
self.config = config or PluginConfig()
def get_state_hash(self):
return self.config.get_hash()
def set_enabled(self, enable):
assert isinstance(enable, bool)
self.config.applied = enable
self.update()
def is_enabled(self):
return self.config.applied
def update(self):
return self.scene.evChanged()
def apply(self, displacement):
raise NotImplementedError
return displacement
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